Research Article
Knowledge Framework and Evolution of Fuzzy Portfolio Research: A Bibliometric Analysis
Table 8
Top 20 keywords of fuzzy portfolio research.
| | Keyword | Frequency | Year |
| | Model | 165 | 2001 | | Portfolio selection | 155 | 1998 | | Optimization | 126 | 2000 | | Risk | 75 | 2003 | | Selection | 75 | 2009 | | Variance | 73 | 2006 | | Algorithm | 64 | 2004 | | Management | 58 | 2009 | | System | 45 | 1996 | | Decision making | 41 | 2008 | | Genetic algorithm | 39 | 2000 | | Uncertainty | 37 | 2000 | | Fuzzy number | 36 | 2001 | | Performance | 36 | 2009 | | Return | 35 | 2011 | | Fuzzy set | 35 | 1999 | | Fuzzy | 31 | 2001 | | Number | 29 | 2000 | | Portfolio optimization | 29 | 1996 | | Portfolio | 49 | 0.01 |
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